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Merostomata

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Mer`o`stom´a`ta
prop. n. p1.(Zool.) A class of Arthropoda, allied to the Crustacea. It includes the trilobites, Eurypteroidea, and Limuloidea. All are extinct except the horseshoe crabs (Limulus) of the last group. See Limulus.
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Noun1.Merostomata - used in some classificationsMerostomata - used in some classifications; includes the orders Xiphosura and Eurypterida
class Merostomata
arthropod - invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin
Chelicerata, superclass Chelicerata - spiders; scorpions; horseshoe crabs
order Xiphosura, Xiphosura - horseshoe crabs and extinct forms
Eurypterida, order Eurypterida - extinct aquatic arthropods of the Paleozoic
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KEY WORDS: horseshoe crab trackway, Silurian, Bloomsburg Red Beds, New Jersey INTRODUCTION Ancestral horseshoe crabs (Class Merostomata, Order Xiphosurida, Suborder Synziphosurina), often found associated with eurypterids in Silurian and Devonian strata, are sporadically represented in the geologic column (Stormer, 1955).
First record of a horseshoe crab trackway from the Bloomsburg Red ... by Metz, Robert / Bulletin of the New Jersey Academy of Science
12) Class Merostomata Subclass Eurypterida Pterygotus sp.
A Late Silurian (Pridolian) age for the Eastport Formation, Maine: a ... by Churchill-Dickson, Lisa / Atlantic Geology
Downtonian Merostomata from Spitsbergen, with remarks on the Suborder Synziphosura.
Trace fossils from the Mahantango formation (upper middle Devonian) ... by Metz, Robert / Bulletin of the New Jersey Academy of Science
 
 
 
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